Along with its needed effects, tetracaine topical (the active ingredient contained in Viractin) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor or nurse immediately if any of the following side effects occur while taking tetracaine topical:

Incidence Not Known

Blurred vision

chest pain or discomfort

confusion

dizziness

dizziness, faintness, or lightheadedness when getting up from a lying or sitting position suddenly

fainting

fast or irregular heartbeat

lightheadedness or fainting

no blood pressure or pulse

no breathing

numbness

seizures

shakiness in the legs, arms, hands, or feet

shortness of breath

slow or irregular heartbeat

stopping of heart

sweating

trembling or shaking of the hands or feet

unconsciousness

unusual tiredness or weakness

Some side effects of tetracaine topical may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them: